[Zope-dev] Circular dependency hell.

[Christian Theune]

On 04/20/2010 09:04 PM, Fred Drake wrote:
> On Tue, Apr 20, 2010 at 2:58 PM, Christian Theune<ct at gocept.com>  wrote:
>> zope.testing uses the attribute '__bases__' to store the information what
>> the base layers are. __*__ are supposedly Python internal attributes.
>> Specifically __bases__ is known to be used to store information which base
>> classes a class has.
>
> This sort of misdirection has, unfortunately, a long history in Zope 3
> (and the various things that's become).  Witness __name__.  (There are
> others, but most aren't *actually* used by Python implementations.)
>
> Removing existing __*__ name ("underware") usage is probably
> untenable, but I hope we can avoid extending our foolishness.

Yeah, I guess so: my impression of the OO structure after understanding 
what's going on was quite satisfied. It's just very misleading. :)


-- 
Christian Theune · ct at gocept.com
gocept gmbh & co. kg · forsterstraße 29 · 06112 halle (saale) · germany
http://gocept.com · tel +49 345 1229889 0 · fax +49 345 1229889 1
Zope and Plone consulting and development

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